Signboard



FIG. 1 is a perspective view of a signboard showing my new design;

FIG. 2 is a front elevational view of the signboard illustrated by FIG. 1;

FIG. 3 is a side elevational view of the signboard illustrated by FIG. 1;

FIG. 4 is a perspective view of the signboard illustrated by FIG. 1, taken from the side; and,

FIG. 5 is a front elevational view of a signboard shown in an alternate collapsed position. 

The ornamental design for “signboard”, as shown and described. 